package com.lzymall.common;

import com.lzymall.util.PropertiesUtil;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;

/**
 * @Author: lizhenyao
 * @Desciption:
 */
public class RedisPool {

    private static JedisPool pool;//Jedis连接池
    private static Integer maxTotal = Integer.parseInt(PropertiesUtil.getProperty("redis.max.total", "20"));//最大的连接数
    private static Integer maxIdle = Integer.parseInt(PropertiesUtil.getProperty("redis.max.idle", "10"));//在jedispool中最大的idle状态(空闲)的jedis实例个数
    private static Integer minIdle = Integer.parseInt(PropertiesUtil.getProperty("redis.min.idle", "2"));///在jedispool中最小的idle状态(空闲)的jedis实例个数
    private static Boolean testOnBorrow = Boolean.parseBoolean(PropertiesUtil.getProperty("redis.test.borrow", "true"));//在borrow一个实例时候,是否要进行验证操作,如果赋值为true,则得到的jedis实例肯定是可以用的
    private static Boolean testOnReturn = Boolean.parseBoolean(PropertiesUtil.getProperty("redis.test.retuen", "true"));//在return一个实例时候,是否要进行验证操作,如果赋值为true,则放回jedispool的jedis实例肯定是可以用的

    private static String redisIp = PropertiesUtil.getProperty("redis.ip");
    private static Integer redisPort = Integer.parseInt(PropertiesUtil.getProperty("redis.port"));

    private static void init(){
        JedisPoolConfig config = new JedisPoolConfig();
        config.setMaxTotal(maxTotal);
        config.setMaxIdle(maxIdle);
        config.setMinIdle(minIdle);
        config.setTestOnBorrow(testOnBorrow);
        config.setTestOnReturn(testOnReturn);

        config.setBlockWhenExhausted(true);//连接耗尽的时候是否阻塞,false为抛出异常, true为阻塞直到超时.默认为true

        pool = new JedisPool(config, redisIp, redisPort, 1000*2);
    }

    static {
        init();
    }

    public static Jedis getJedis(){
        return pool.getResource();
    }

    public static void returnBrokenResource(Jedis jedis){
        pool.returnBrokenResource(jedis);
    }

    public static void returnResource(Jedis jedis){
        pool.returnResource(jedis);
    }

    public static void main(String[] args) {
        Jedis jedis = getJedis();
        jedis.set("lizhenyao", "heihei");

        returnResource(jedis);

        pool.destroy();//销毁连接池中的所有连接
        System.out.println("end!!!!!");
    }
}
